At CES 2026 on Tuesday, Commonwealth Fusion Systems (CFS) revealed a major milestone in ...

Commonwealth Fusion Systems said on Tuesday at CES 2026 that it has installed the first magnet in its Sparc fusion reactor, marking a major construction ...

A viable nuclear fusion reactor — one that spits out more energy than it consumes — could be here as soon as 2025. That's the takeaway of seven new studies, published Sept. 29 in the Journal of Plasma ...

Commonwealth Fusion Systems just took a monumental step toward reshaping how the world is powered, and how much that power is going to cost. The Massachusetts-based energy startup, created out of MIT ...

Commonwealth Fusion Systems (CFS) said on Tuesday at CES 2026 that it had installed the first magnet in its Sparc fusion reactor, the demonstration device that it hopes to turn on next year. The ...

Commonwealth Fusion Systems said Tuesday at CES 2026 that it has installed the first superconducting magnet for its Sparc fusion reactor, a key milestone for the experimental system the company aims ...

CFS has partnered with NVIDIA and Siemens to build an AI-driven digital twin for its SPARC tokamak, accelerating fusion toward grid connection.

Scientists have developed a lightning-fast AI tool called HEAT-ML that can spot hidden “safe zones” inside a fusion reactor where parts are protected from blistering plasma heat. Finding these areas, ...

Inside a vast, hangar-like building in Devens, a trio of employees are working to test and assemble the pieces of what is likely one of the most advanced machines being built on Earth. One part of a ...